GB2056746B - Play-back stylus for disc - Google Patents
Play-back stylus for discInfo
- Publication number
- GB2056746B GB2056746B GB8026178A GB8026178A GB2056746B GB 2056746 B GB2056746 B GB 2056746B GB 8026178 A GB8026178 A GB 8026178A GB 8026178 A GB8026178 A GB 8026178A GB 2056746 B GB2056746 B GB 2056746B
- Authority
- GB
- United Kingdom
- Prior art keywords
- disc
- play
- stylus
- back stylus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/445—Styli particularly adapted for sensing video discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Magnetic Heads (AREA)
- Preliminary Treatment Of Fibers (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16008878A JPS5589904A (en) | 1978-12-27 | 1978-12-27 | Disc reproduction stylus |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2056746A GB2056746A (en) | 1981-03-18 |
GB2056746B true GB2056746B (en) | 1983-05-18 |
Family
ID=15707592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8026178A Expired GB2056746B (en) | 1978-12-27 | 1979-12-26 | Play-back stylus for disc |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5589904A (da) |
DE (1) | DE2953445C2 (da) |
DK (1) | DK338080A (da) |
GB (1) | GB2056746B (da) |
WO (1) | WO1980001429A1 (da) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4513410A (en) * | 1983-03-18 | 1985-04-23 | Rca Corporation | Pickup cartridge having stylus holder |
FR2568711B1 (fr) * | 1984-07-31 | 1989-06-16 | Zafira | Procede et dispositif pour la fabrication de diamants de lecture elliptiques et diamants elliptiques ainsi obtenus |
DE3442099C2 (de) * | 1984-11-17 | 1987-01-22 | Kort Elektronik GmbH, 3251 Ottenstein | Abtastnadel zum Abtasten einer Tonrille |
CH670179A5 (da) * | 1986-07-09 | 1989-05-12 | Gyger Fritz |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH403326A (de) * | 1964-01-20 | 1965-11-30 | Dreher & Kauf Ohg | Abtastorgan für Tonabnehmer |
JPS53168Y2 (da) * | 1975-12-22 | 1978-01-06 | ||
JPS5927961B2 (ja) * | 1976-10-12 | 1984-07-10 | 日本ビクター株式会社 | ダイヤモンド単結晶再生針の製作方法 |
JPS5843051Y2 (ja) * | 1976-12-10 | 1983-09-29 | オグラ宝石精機工業株式会社 | 変型ブロツク型楕円針 |
JPS53138304A (en) * | 1977-05-09 | 1978-12-02 | Namiki Precision Jewel Co Ltd | Reproducing stylus for record |
JPS5432302A (en) * | 1977-08-17 | 1979-03-09 | Ogura Jewel Industry Co Ltd | Junction diamond acoustic reproducing stylus |
-
1978
- 1978-12-27 JP JP16008878A patent/JPS5589904A/ja active Pending
-
1979
- 1979-12-26 WO PCT/JP1979/000325 patent/WO1980001429A1/ja unknown
- 1979-12-26 DE DE2953445T patent/DE2953445C2/de not_active Expired
- 1979-12-26 GB GB8026178A patent/GB2056746B/en not_active Expired
-
1980
- 1980-08-06 DK DK338080A patent/DK338080A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2953445T1 (de) | 1981-01-15 |
DE2953445C2 (de) | 1984-11-29 |
WO1980001429A1 (en) | 1980-07-10 |
JPS5589904A (en) | 1980-07-08 |
DK338080A (da) | 1980-08-06 |
GB2056746A (en) | 1981-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |